Halbert Katzen has been reading The Urantia Book since 1981 and is the author of The Logic of Love: Finding Faith Through the Heart-Mind Connection. His interdisciplinary undergraduate degree was called The Nature and Development of Religious Experience and his graduate degrees are in business and law. Halbert does direct outreach primarily focused on universities and church/interfaith groups and has created a site to share his studies: https://ubannotated.com/
Index of articles by Halbert (articles without link will be added soon):
One extensive work from Halbert has been added to Urantiapedia as a book: